Skip to main content
  • Robert Valletta and Richard B. Freeman, When Public Sector Workers Unionize (University of Chicago Press, 1988), https://www.nber.org/books-and-chapters/when-public-sector-workers-unionize/appendix-b-nber-public-sector-collective-bargaining-law-data-set.

More from the NBER

In addition to working papers, the NBER disseminates affiliates’ latest findings through a range of free periodicals — the NBER Reporter, the NBER Digest, the Bulletin on Health, and the Bulletin on Entrepreneurship — as well as online conference reports, video lectures, and interviews.

2026, 18th Annual Feldstein Lecture, Mark Duggan, "Social Security Reform in an Era of Fiscal Deficits" Primary tabs
  • Feldstein Lecture
Mark Duggan, who is currently the Wayne and Jodi Cooperman Professor of Economics at Stanford University and will soon...
SI 2026 Methods Lecture
  • Methods Lectures
Research Associate Melissa Dell of Harvard University and Ashesh Rambachan of MIT delivered the 2026 Methods...